Other amenities include a visitors' center with an Apple Store and cafe open to the public, a 100,000-square-foot fitness center for employees, two miles of walking and running paths, secure research and development facilities and the 1,000-seat Steve Jobs Theater.

Apple Park, the company&rsquo;s new 175-acre campus, has been ready for employees to begin occupying starting in April. &nbsp; (Photo: Apple, for USA TODAY)